Learn about measures of central tendency while following the lives and work of some brave individuals--tornado chasers! This exciting title teaches readers about the instruments that tornado chasers use, encouraging them to analyze the data that these instruments collect. With these exciting examples, readers will be able to master mathematical statistics, measures of central tendency, box plots, mean, median, mode, and more! This title features eye-catching images, exciting practice problems, easy-to-read text, STEM themes, clear mathematical charts, and an accessible glossary and index.